Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
GrangevilleM/R-D121.92 m 9.66 km2,636 km
Hells CanyonM-Dz2743.2 m (barometer)1.61 km3,058 km
PullmanM/R-D121.92 m 9.66 km2,612 km